/*******************************************************************************************
 *	Copyright (c) 2016, zzg.zhou(11039850@qq.com)
 * 
 *  Monalisa is free software: you can redistribute it and/or modify
 *	it under the terms of the GNU Lesser General Public License as published by
 *	the Free Software Foundation, either version 3 of the License, or
 *	(at your option) any later version.

 *	This program is distributed in the hope that it will be useful,
 *	but WITHOUT ANY WARRANTY; without even the implied warranty of
 *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *	GNU Lesser General Public License for more details.

 *	You should have received a copy of the GNU Lesser General Public License
 *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *******************************************************************************************/
package com.tsc9526.monalisa.tools.converters.impl;

import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.tsc9526.monalisa.tools.converters.Conversion;
import com.tsc9526.monalisa.tools.json.MelpJson;

/**
 * 
 * @author zzg.zhou(11039850@qq.com)
 */
public class JsonObjectTypeConversion implements Conversion<JsonObject> {
 
	public Object[] getTypeKeys() {
		return new Object[] {
			JsonObject.class,
			JsonObject.class.getName(),
			TYPE_JSON
		};
	}

	public JsonObject convert(Object value, Class<?> type) {
		if (value == null){
			return null;
		}
  
		if (!(value instanceof JsonObject)) {
			if(value instanceof String){
				new JsonParser().parse(value.toString()).getAsJsonObject();
			}else{
				value=MelpJson.getGson().toJsonTree(value);
			}
		}
		return (JsonObject)value;
	}
}
